Cannot manipulate Skeletal Mesh Components with Transform Gizmo in Blueprints

UE - Gameplay - Blueprint - May 6, 2016

Cannot manipulate Skeletal Mesh Components with Transform Gizmo in Blueprints This DOES NOT occur in 4.11 or 4.13. Fix from 4.13 will need integration to 4.12. ...

Crash When Curve Editor is on When Animating Button Transform in Widget Blueprint

UE - Editor - UI Systems - Mar 18, 2016

In a Widget Blueprint, after animating a button to transform vertically (possibly other directions) with the Curve Editor active, engine will crash upon creating a second animation. ...

UE4.11.1 Crashes After loading the Substance Plugin

UE - Foundation - Core - Apr 13, 2016

Regression: UE4.11.1 Crashes After loading the Substance Plugin. This did not Occur in previous versions of the Engine. Reported on Macs and PCs Full Error Message: Fatal error: [Link Removed] [Lin ...

iOS will not package or launch on Win 10 machine

UE - Platform - Mobile - Sep 23, 2015

Launching or packaging for iOS does not work on our Windows 10 machine however we are able to package and launch onto iOS devices from Windows 7 machines. Using the File > Package > iOS option with ...

Crash from generated Merged Actor with no created lightmap UV

UE - Gameplay - Nov 11, 2016

If you import a static mesh with no setup lightmap and uncheck the option for Generate lightmap UV so that only the UV Channel 0 is present. When you use the Merge Actor tool with a single one of th ...

Window Size does not Change to iPhone 6 presets when in Standalone Game or Mobile Preview (PIE)

Tools - Apr 12, 2016

You cannot adjust the Window size to the iPhone 6 or iPhone 6 + preset Common Window Sizes in the Editor Preferences. Regression: this did not occur in UE 4.10 NOTE: This does not occur in New Ed ...

Event Tick is not running once packaged

UE - Gameplay - Components - Jul 20, 2015

Event Tick works when it's running on Windows however once it's packaged or even launched onto all platforms, the event tick does not work as anticipated. This happens on all platforms. *Project ca ...

Creating External Curve for a function's local struct variable causes editor to crash

UE - Gameplay - Blueprint - Sep 6, 2016

Defining a FRuntimeFloatCurve inside a code based struct causes the editor to crash if the struct is added as a local variable to a blueprint function and the "Create External Curve" button is press ...

Overridden custom functions have inputs locked when parent actor is altered

UE - Gameplay - Blueprint - Sep 14, 2016

Overridden custom functions have inputs locked when parent actor is set to different blueprint type. Regression (no) issue (does) occur in 4.12.5 ...

Changing Blueprint Interface's Const Status Doesn't Update Blueprints its Already Implemented In

UE - Gameplay - Blueprint - Nov 8, 2016

Implementing an interface that contains const functions and later attempting to change these functions to be non-const does not update the status of the functions inside of the actor they are implem ...